US2633141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flush valve operating arrangement
Assignee: Sloan Valve Co
•
Filing: 1947-12-13
•
Granted: 1953-03-31
•
Expires: 1967-12-13
Abstract
No abstract record available.
Inventors
- 👤 Irving H Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:32
CPC Classifications
E; E03; E03D; E03D3/00; E03D3/02; E03D3/04; B; B61; B61D; B61D35/00; B61D35/005; E03D5/00; E03D5/02; E03D5/026; E03D5/10; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1007; Y10T137/6851; Y10T137/6855; Y10T137/6866; Y10T137/6966; Y10T137/6969; Y10T137/698
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US422583A
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US775054A
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US1130885A
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US1292146A
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US1416317A
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US1644714A
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US1749356A
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US1787212A
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US1932002A
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US2372081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |